The most common and most likely answer to this crossword clue is the 4 letter word NEVE
N
E
V
E
More clues leading to the result NEVE
Buddy explains!
The straight part
We know that "Feature of upper end of glacier" is the straight/definition part of the clue. The straight part is often a synonym or definition, in this case feature of upper end of glacier = neve.The cryptic/wordplay part
In cryptic crossword there's often an wordplay/cryptic part as well.This part involves a more complex hint, such as an anagram, homophone, hidden word, etc.
Sadly, We don't have an explanation for this specific crossword clue yet.
What does NEVE mean?
NEVE noun- Nephew.
- A male cousin.
- A grandson.
- A spendthrift.